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author | Rob Purchase <shotofadds@rockbox.org> | 2008-01-14 22:04:48 +0000 |
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committer | Rob Purchase <shotofadds@rockbox.org> | 2008-01-14 22:04:48 +0000 |
commit | 47ea030e2e68a51f91a2c2302b7ea4d3ee1a2a07 (patch) | |
tree | 0a48ce653e22ec9a2673474f718217d9659e0c6b /firmware/target/arm/tcc780x/cowond2/i2c-target.h | |
parent | b30ca8ca5ab6c8ea27b8fe1f5fb38ebad09b7e62 (diff) | |
download | rockbox-47ea030e2e68a51f91a2c2302b7ea4d3ee1a2a07.tar.gz rockbox-47ea030e2e68a51f91a2c2302b7ea4d3ee1a2a07.zip |
Initial Cowon D2 commit:
* bootloader test program (basic LCD & button drivers, reads touchscreen)
* work-in-progress stubs for main build
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16090 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm/tcc780x/cowond2/i2c-target.h')
-rw-r--r-- | firmware/target/arm/tcc780x/cowond2/i2c-target.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/firmware/target/arm/tcc780x/cowond2/i2c-target.h b/firmware/target/arm/tcc780x/cowond2/i2c-target.h new file mode 100644 index 0000000000..8925a9bae3 --- /dev/null +++ b/firmware/target/arm/tcc780x/cowond2/i2c-target.h | |||
@@ -0,0 +1,37 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2008 by Rob Purchase | ||
11 | * | ||
12 | * All files in this archive are subject to the GNU General Public License. | ||
13 | * See the file COPYING in the source tree root for full license agreement. | ||
14 | * | ||
15 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
16 | * KIND, either express or implied. | ||
17 | * | ||
18 | ****************************************************************************/ | ||
19 | #ifndef I2C_TARGET_H | ||
20 | #define I2C_TARGET_H | ||
21 | |||
22 | /* Definitions for the D2 I2C bus */ | ||
23 | |||
24 | #define SCL_BIT (1<<0) | ||
25 | #define SDA_BIT (1<<1) | ||
26 | |||
27 | #define SCL (GPIOA & SCL_BIT) | ||
28 | #define SCL_HI GPIOA_SET = SCL_BIT | ||
29 | #define SCL_LO GPIOA_CLEAR = SCL_BIT | ||
30 | |||
31 | #define SDA (GPIOA & SDA_BIT) | ||
32 | #define SDA_HI GPIOA_SET = SDA_BIT | ||
33 | #define SDA_LO GPIOA_CLEAR = SDA_BIT | ||
34 | #define SDA_INPUT GPIOA_DIR &= ~SDA_BIT | ||
35 | #define SDA_OUTPUT GPIOA_DIR |= SDA_BIT | ||
36 | |||
37 | #endif /* I2C_TARGET_H */ | ||